<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <link rel="stylesheet" type="text/css" href="node_modules/bootstrap/dist/css/bootstrap.min.css">
    <style>
        *{
            margin: 0px;
            padding: 0px;
        }
    </style>
</head>
<body>
    <div id="box"></div>
    <script type="text/javascript" src="./bundle.js"></script>
</body>
</html>